TLS Online TPP Program

#Question id: 19181


Which of the following statement is incorrect regarding the cloning of PCR products?

#Unit 13. Methods in Biology
  1. In cloning via restriction enzymes, restriction sites are induced before amplification is carried out
  2. The restriction sites are induced in the primers before annealing
  3. The intermediate molecules are having restriction sites at both ends
  4. The amplified molecules can be cut at both the ends by appropriate enzymes
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TLS Online TPP Program

#Question id: 29500

#Unit 6. System Physiology – Plant

Some of the following statement is given regarding function of the Plant phytochrome 
a. Chlorophyll synthesis
b. Seedling elongation
c. Light-regulated gene expression
d. serine/threonine kinase
Which of the following is correct 

TLS Online TPP Program

#Question id: 29501

#Unit 6. System Physiology – Plant

Cryptochromes under blue light causes
a. Promotion of cotyledon expansion
b. Membrane depolarization
c. Circadian clock entrainment
d. Inhibition of petiole elongation

Which of the following is correct

TLS Online TPP Program

#Question id: 29502

#Unit 6. System Physiology – Plant

Some of the Following statement is given regarding the cry1 and cry2 
a. cry1 is more stable than cry2
b. cry2 is more stable than cry1
c. cry1 involved in the setting of the circadian clock 
d. cry2 plays a major role in the induction of flowering

Which of the following is correct 

TLS Online TPP Program

#Question id: 29503

#Unit 6. System Physiology – Plant

Trichomes of nettles (Urtica dioica) have “cocktail” of secondary metabolites that can cause severe irritation of the skin of animals which are
a. Tartaric acid
b. Serotonin
c. Oxalic acid
d. Formic acid
Which of the following combination secondary metabolites is true

TLS Online TPP Program

#Question id: 29504

#Unit 6. System Physiology – Plant

Idioblasts cells are involved in the synthesis of

TLS Online TPP Program

#Question id: 29505

#Unit 6. System Physiology – Plant

Cicutoxin is produced by plant as constitutive chemical defenses which is
a. Produced by Hemlock (Cicuta sp.) 
b. Is  a polyacetylene
c. Involved in repolarization of neuronal action potentials
d. Involved in the suspension of all muscular activity

Which of the following is true regarding Cicutoxin